{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["DNA", "cell type", "cell line", "RNA", "protein"], "input": "The amplified product showed an identical nucleotide sequence to the DNA-binding domain of the human intestinal receptor ."}
{"DNA": ["identical nucleotide sequence"], "cell type": [], "cell line": [], "RNA": [], "protein": ["DNA-binding domain", "human intestinal receptor"]}